000 00273nam a2200109Ia 4500
100 _aEarl A Coddington
245 _aTheory of Ordinary Differential Equations
260 _c1955
_aNew York,
_aToronto,
_aLondon
_bMGH
300 _axii+429
700 _aNorman Levinson
942 _cBK
999 _c927
_d927